1 /* Data structures associated with tracepoints in GDB.
2 Copyright 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
4 This file is part of GDB.
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place - Suite 330,
19 Boston, MA 02111-1307, USA. */
21 #if !defined (TRACEPOINT_H)
22 #define TRACEPOINT_H 1
24 /* The data structure for an action: */
27 struct action_line
*next
;
31 /* The data structure for a tracepoint: */
35 struct tracepoint
*next
;
40 /* Type of tracepoint (MVS FIXME: needed?). */
43 /* What to do with this tracepoint after we hit it MVS FIXME: needed?). */
44 enum tpdisp disposition
;
46 /* Number assigned to distinguish tracepoints. */
49 /* Address to trace at, or NULL if not an instruction tracepoint (MVS ?). */
52 /* Line number of this address. Only matters if address is non-NULL. */
55 /* Source file name of this address. Only matters if address is non-NULL. */
58 /* Number of times this tracepoint should single-step
59 and collect additional data */
62 /* Number of times this tracepoint should be hit before disabling/ending. */
65 /* Chain of action lines to execute when this tracepoint is hit. */
66 struct action_line
*actions
;
68 /* Conditional (MVS ?). */
69 struct expression
*cond
;
71 /* String we used to set the tracepoint (malloc'd). Only matters if
72 address is non-NULL. */
75 /* Language we used to set the tracepoint. */
76 enum language language
;
78 /* Input radix we used to set the tracepoint. */
81 /* Count of the number of times this tracepoint was taken, dumped
82 with the info, but not used for anything else. Useful for
83 seeing how many times you hit a tracepoint prior to the program
84 aborting, so you can back up to just before the abort. */
87 /* Thread number for thread-specific tracepoint, or -1 if don't care */
90 /* BFD section, in case of overlays:
91 no, I don't know if tracepoints are really gonna work with overlays. */
104 /* The tracepoint chain of all tracepoints */
106 extern struct tracepoint
*tracepoint_chain
;
108 extern unsigned long trace_running_p
;
110 /* A hook used to notify the UI of tracepoint operations */
112 void (*create_tracepoint_hook
) (struct tracepoint
*);
113 void (*delete_tracepoint_hook
) (struct tracepoint
*);
114 void (*modify_tracepoint_hook
) (struct tracepoint
*);
115 void (*trace_find_hook
) (char *arg
, int from_tty
);
116 void (*trace_start_stop_hook
) (int start
, int from_tty
);
118 struct tracepoint
*get_tracepoint_by_number (char **, int, int);
119 int get_traceframe_number (void);
120 void free_actions (struct tracepoint
*);
121 enum actionline_type
validate_actionline (char **, struct tracepoint
*);
124 /* Walk the following statement or block through all tracepoints.
125 ALL_TRACEPOINTS_SAFE does so even if the statment deletes the current
128 #define ALL_TRACEPOINTS(t) for (t = tracepoint_chain; t; t = t->next)
130 #define ALL_TRACEPOINTS_SAFE(t,tmp) \
131 for (t = tracepoint_chain; \
132 t ? (tmp = t->next, 1) : 0;\
134 #endif /* TRACEPOINT_H */
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